Finding the Fourth Proportional to 22,069.60, 30,455.41 and 12,510.37

Step by Step Solution

1. Step 1: Write the proportion equation
   22,069.60 : 30,455.41 = 12,510.37 : x
2. Step 2: Convert to fraction form
   22,069.60/30,455.41 = 12,510.37/x
3. Step 3: Cross multiply
   22,069.60x = 30,455.41 × 12,510.37
4. Step 4: Simplify right side
   22,069.60x = 381,008,279.72
5. Step 5: Solve for x
   x = 381,008,279.72/22,069.60
6. Step 6: Final answer
   x = 17,263.94